631b9dbba5274c1b868d2c300d5f808d *db1999-03-22d3t01.shn 5270b367dd85a21d94dda31c4f340418 *db1999-03-22d3t02.shn f1481633c071c2a7f817eb9375318259 *db1999-03-22d3t03.shn 88345b26fc606f7c5ed0523a79809e28 *db1999-03-22d3t04.shn ee9959f76c99dde1a440ec00a7869da7 *db1999-03-22d3t05.shn App\Http\Controllers\Api\ChecksumDownloadController::download(): Return value must be of type string, none returned